In this eBook we step you through in detail the LPIC-3 303 objective 326.1 looking at Linux host hardening.
LPIC-3 303 Linux Security
The LPIC-3 certification from the LPI is their premium certification for Linux Network Administrators and security is arguably the most valuable certification to have. With Cyber Security at the forefront of everyone’s mind and Linux on the front line of defence, this is the best time to secure your career progression and substantial pay rises. If we ask any IT Manager what they require most at the moment, we know the Security Professionals will be the answer.
This series of eBooks look at each of the LPI objectives for LPIC-3 303 in detail so nothing is missed and you can study piece by piece. They are priced accordingly so the complete guide will be less than £15.00
Objective 326.1 looks at Linux host hardening and how we can secure the Linux host. this includes:
- Adding passwords to secure the boot process with the grub2 boot loader
- Limiting users access to resources with ulimit and the pam_limits module
- Controlling Kernel parameters by tuning them with sysctl and understanding the systctl.conf file
- Correct responding to ICMP packets or not as the case may be
- Understanding routing and how we can control so called martian packets
- Disabling unneeded services and capabilities using both the service command as well as the newer systemd commands